Recent Blogs
Cam-operated Shears Mechanism Explained: How It Works, Diagram, Parts, Force Formula and Uses
See a cam close a pivoted shear. Estimate cutting-edge force for a solid round section and compare cycle timing, with clear limits on cam-load and...
Roller-on-cam Higher Pair Mechanism: How It Works, Diagram, Pressure Angle and Uses Explained
Roller-on-cam higher pair explained — contact geometry, pressure angle, and sizing for automotive valvetrains, indexers, and packaging cams. With worked example.
Reversing Grooved Drum: Helix Lead Calculator | FIRGELLI
Calculate axial advance from groove diameter and lead angle. Explore constant-lead geometry, slope and the distinction between helix advance and a complete reversing stroke.
Grooved Barrel Cam: Reciprocating Timing Calculator | FIRGELLI
Convert rise, dwell and return angles into milliseconds at a selected cam rpm. Check the 360-degree angle sum and explore a schematic barrel-cam cycle.
Inverse Cam: Illustration and Circular Arc-to-Angle Calculator | FIRGELLI
View an illustrative profiled follower and convert circular arc length to central angle. The calculator does not predict cam-profile tolerance or output error.
Face Cam: Cycloidal Motion and Follower-Speed Calculator | FIRGELLI
Explore a cycloidal axial cam schedule. Calculate ideal groove angle, follower speed and acceleration from stroke, rise angle, pitch radius and cam speed.
Disk Cam with Translating Follower Mechanism: How It Works, Diagram, Formula and Uses
Explore a cycloidal disk cam with a translating point follower. Compare full-cycle pressure angle, required base radius, peak velocity and acceleration.
Beveled Disk Cam to Rod Mechanism: How It Works, Diagram, Formula, and Uses Explained
Explore a rotating inclined disk driving a guided axial rod. Calculate stroke, peak velocity and acceleration from contact-track diameter, inclination and shaft speed.
Cylindrical Cam Mechanism Explained: How a Drum Cam Works, Parts, Formula and Uses
Explore a closed barrel-cam groove with cycloidal rise and return. Calculate selected follower travel, signed axial velocity, groove slope and rise time.
Endless-groove Disk and Vibrating Arm Mechanism: How It Works, Parts, Diagram and Uses
Explore a grooved face cam driving a fixed-length oscillating arm. Compare chord travel, swing angle, groove width and local centreline curvature.
Worm-gear Jumping Motion with Cam Mechanism: How It Works, Parts, Uses & Snap Energy Formula
See how a worm-driven cam loads and releases a spring follower. Compare ideal spring forces and stored energy from your entered spring settings.
Tilt Hammer: Ideal Cam-wiper Event Timing
Explore a camshaft lifting and releasing a pivoted hammer. Calculate ideal event timing from wiper count and shaft speed; impact energy and real motion are...
Maltese Cross Mechanism: Exact External-Geneva Timing
Explore an external Geneva mechanism. Calculate output step, driver indexing angle and dwell time from slot count and constant driver speed.
Rotary and Longitudinal Motion: How It Works, Mechanisms, Formulas, and Real-World Uses Explained
Rotary and longitudinal motion converts spinning input into straight-line output. Learn the mechanisms, formulas, and real machine examples used in automation.
Rocking Arm Mechanism Explained: How a Crank-Rocker Four-Bar Linkage Converts Rotation to Oscillation
Rocking Arm mechanism explained — how it converts rotation to oscillation, sizing formulas, real machine examples in textiles, printing, and packaging.
Pivoted Follower: Exact Declared Chord-Lift Geometry
Pivoted follower explained — how the swinging arm tracks a cam profile to drive valves, indexers and printing presses. Geometry, formula and worked example.
Irregular Cam Motion: Four-Phase Timing Calculator | FIRGELLI
Convert ordered cam-phase angles into rise, high-dwell, return and low-dwell times at constant speed. Includes an illustrative profile; roller contact and dimensional cam synthesis are...
Internal Multiple Cam: Dimension and Phase-Time Comparisons | FIRGELLI
Explore a cam ring adjusting six radial slides. Separately compare diameter plus clearance and shaft phase time; these sums do not size the illustrated cam.
Intermittent Reciprocating Motion: Dwell Time Calculator | FIRGELLI
Convert a total dwell angle and constant input rpm into cycle, dwell and non-dwell time. Rack travel and gear engagement are illustrative.
Heddle Cam: Dwell-Time and Frame-Travel Calculator | FIRGELLI
Explore camshaft dwell time, assumed heddle-frame travel and a simplified rise-dwell-fall cycle. Actual loom clearance and operating speed are not calculated.
Grooved Cylinder Cam: Ideal Rise Calculator | FIRGELLI
Compare pressure angle, average rise speed and ideal torque for a constant-slope cylinder cam. Includes a rotating drum, guided follower, worked example and clear model...
Egg-shaped Elliptical Movement Mechanism: How It Works, Diagram, Formula, and Uses Explained
Trace a fixed point on an aligned slider-crank connecting rod. Adjust crank radius, rod length and point position to compare path shape, travel and mean...
Disk-and-pin Lever Vibration Mechanism: How It Works, Parts, Diagram, and Calculator
Explore a rocking lever with its pin following a rotating disk groove. Compare sinusoidal swing, frequency, pin travel and groove clearance.
Clover-leaf Cam: Three-Lobe Opposed-Roller Motion and Travel Calculator
Animate a three-lobe cam between two rollers on one sliding bar. Explore odd-lobe harmonic variants, reciprocation counts and cumulative rise travel.
Release Cam Mechanism: How It Works, Profile Geometry, Parts, and Trip Timing Explained
Calculate low-dwell, rise and high-dwell times from release-cam angles and shaft RPM. Explore the timing sequence and the limits of an abrupt release.